extract component methods

Client/src/main/java/MessageSender.java

 import java.util.List;
 
 public class MessageSender implements Runnable{
-    List<String> list;
-    User user;
-    YouAreEll webber;
+    private List<String> list;
+    private User user;
+    private YouAreEll webber;
+    private Message message;
+    private String sentence = "";
 
     public MessageSender(List<String> list, User user, YouAreEll webber) {
         this.list = list;
     }
 
     public void run() {
-        Message message;
-        String sentence = "";
-        for (int i = 2; i < list.size(); i++) {
-            sentence += list.get(i) + " ";
+        buildSentence();
+        buildMessage();
+        String results = webber.send_message(message);
+        simulateLag();
+        SimpleShell.prettyPrintMessage(results);
+    }
+
+    private void simulateLag() {
+        try {
+            Thread.sleep(10000);
+        } catch (InterruptedException e){
+            e.printStackTrace();
         }
+    }
 
-        sentence = sentence.substring(0, sentence.length()-1);
+    private void buildMessage() {
         if (list.get(1).equalsIgnoreCase("group")){
             message = new Message(user.getGithub(), "", sentence);
         } else {
             message = new Message(user.getGithub(), list.get(1), sentence);
         }
+    }
 
-        String results = webber.send_message(message);
-        try {
-            Thread.sleep(10000);
-        } catch (InterruptedException e){
-            e.printStackTrace();
+    private void buildSentence() {
+        for (int i = 2; i < list.size(); i++) {
+            sentence += list.get(i) + " ";
         }
-        SimpleShell.prettyPrintMessage(results);
+        sentence = sentence.substring(0, sentence.length()-1);
     }
 }